Characteristics of Algae Flashcards

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1
Q

What are Algae and where do they live?

A

Algae are photosynthetic

live in:
1 streams
2 ponds
3 lakes
4 swamps
5 oceans all around the world 
6 Damp tree trunks 
7 Moist soil 

EX. stringy green filaments in a pond. giant brown seaweed on beach, green material in fish tanks

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2
Q

Where do Algae MUST live?

A

In a source of WATER

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3
Q

Unlike land plants, what do Algae lack?

A

Lack an INTERNAL SYSTEM of tubes to move WATER and MATERIALS from one part of plant to another

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4
Q

What do the WATER in which algae lives in do for them?

A

WATER bathes their CELLS with:

  1. Carbon dioxide
  2. Oxygen
  3. Nutrients

carries away wastes produced by cells

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5
Q

Algae can either be ______ or ________

A
  1. unicellular

2. multicellular

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6
Q

Most algae are ______

A

unicellular

Ex. giant kelp can grow to more than 60m in length

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7
Q

What do cells of all Algae have?

A

a CELL WALL

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8
Q

What 3 are characteristics Algae never develops that are found in land plants?

A
  1. root
  2. stem
  3. Leaf structures
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9
Q

What type of chlorophyll does all Algae contain?

A

Chlorophyll a

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10
Q

How do many of species of algae reproduce?

A

Have COMPLICATED reproductive cycle

stages of SEXUAL reproduction alternates with stages of ASEXUAL reproduction

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11
Q

What 2 Kingdoms are algae place in?

A
unicellular = Kingdom Protista 
multicellular = Kingdom Plantae
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